MASTER MIKE GAS MAGNUM GRENADE SHELLFeatures A practical updated rendition of the most powerful 40mm Airsoft shell to date Launches 100 BBs in 1 3rd of a second! Incredible 60ft range Consistently fires 220 FPS per BB Outer sticker label may need to be removed to fit some 40mm Airsoft launchers Building from the same concept as the 40 Mike to dominate the field with a stream of plastic fury, the Airsoft Innovations Master Mike tones things down just a tad to be more comfortable and